Home / Standards / GB/T 21218-2007 GB/T 21218-2007 Abolished Specifications for unused silicone insulating liquids for electrotechnical purposes 电气用未使用过的硅绝缘液体 Standard Type GBT ICS 29.035.99 CCS K15 Status 废止 Issue Date 2007-12-03 Implementation 2008-05-20 Responsible Dept 中国电器工业协会 Drafting Unit N/A